Ufua, Daniel Ebakoleaneh, Thanos Papadopoulos, and Gerald Midgley. “Enhancing Lean Interventions through the Use of Systems Thinking in the Food Production Industry: A Case in the Niger Delta Region of Nigeria”. Proceedings of the 58th Annual Meeting of the ISSS - 2014 United States 1, no. 1 (January 25, 2015). Accessed May 1, 2024. https://journals.isss.org/index.php/proceedings58th/article/view/2386.